Bil
基本脉冲电平（Basis Impulse Level）；基本绝缘电平（Basic Insulation Level ）
🗣️ 情景例句
You're pretty close.
你的答案相当接近了。
Chains of gold are stronger than chains of iron.
金链锁人比铁炼更牢靠。
It looks as if it hasn't been washed following the instructions.
这看起来没按说明来洗。